/**

 @Name：layui.form 表单组件
 @Author：贤心
 @License：MIT
    
 */
 
layui.define('layer', function(exports){
  "use strict";
  
  var $ = layui.$
  ,layer = layui.layer
  ,hint = layui.hint()
  ,device = layui.device()
  
  ,MOD_NAME = 'form', ELEM = '.layui-form', THIS = 'layui-this'
  ,SHOW = 'layui-show', HIDE = 'layui-hide', DISABLED = 'layui-disabled'
  
  ,Form = function(){
    this.config = {
      verify: {
        required: [
          /[\S]+/
          ,'必填项不能为空'
        ]
        ,phone: [
          /^1\d{10}$/
          ,'请输入正确的手机号'
        ]
        ,email: [
          /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/
          ,'邮箱格式不正确'
        ]
        ,url: [
          /(^#)|(^http(s*):\/\/[^\s]+\.[^\s]+)/
          ,'链接格式不正确'
        ]
        ,number: function(value){
          if(!value || isNaN(value)) return '只能填写数字'
        }
        ,date: [
          /^(\d{4})[-\/](\d{1}|0\d{1}|1[0-2])([-\/](\d{1}|0\d{1}|[1-2][0-9]|3[0-1]))*$/
          ,'日期格式不正确'
        ]
        ,identity: [
          /(^\d{15}$)|(^\d{17}(x|X|\d)$)/
          ,'请输入正确的身份证号'
        ]
      }
    };
  };
  
  //全局设置
  Form.prototype.set = function(options){
    var that = this;
    $.extend(true, that.config, options);
    return that;
  };
  
  //验证规则设定
  Form.prototype.verify = function(settings){
    var that = this;
    $.extend(true, that.config.verify, settings);
    return that;
  };
  
  //表单事件监听
  Form.prototype.on = function(events, callback){
    return layui.onevent.call(this, MOD_NAME, events, callback);
  };
  
  //初始赋值
  Form.prototype.val = function(filter, object){
    var that = this
    ,formElem = $(ELEM + '[lay-filter="' + filter +'"]');
    formElem.each(function(index, item){
      var itemFrom = $(this);
      layui.each(object, function(key, value){
        var itemElem = itemFrom.find('[name="'+ key +'"]')
        ,type;
        
        //如果对应的表单不存在，则不执行
        if(!itemElem[0]) return;
        type = itemElem[0].type;
        
        //如果为复选框
        if(type === 'checkbox'){
          itemElem[0].checked = value;
        } else if(type === 'radio') { //如果为单选框
          itemElem.each(function(){
            if(this.value === value ){
              this.checked = true
            }     
          });
        } else { //其它类型的表单
          itemElem.val(value);
        }
      });
    });
    form.render(null, filter);
  };
  
  //placeholder是否显示
  Form.prototype.hidePlaceholder = function(title,select){
      //判断是否全部删除，如果全部删除则展示提示信息
      if(title.find(".multiSelect a").length != 0){
          title.children("input.layui-input").attr("placeholder","");
      }else{
          title.children("input.layui-input").attr("placeholder",select.find("option:eq(0)").text());
      }
  }
  
  //表单控件渲染
  Form.prototype.render = function(type, filter){
    var that = this
    ,elemForm = $(ELEM + function(){
      return filter ? ('[lay-filter="' + filter +'"]') : '';
    }())
    ,items = {
      
      //下拉选择框
    	//下拉选择框
        select: function(){
            var TIPS = '请选择', CLASS = 'layui-form-select', TITLE = 'layui-select-title'
                ,NONE = 'layui-select-none', initValue = '', thatInput

                ,selects = elemForm.find('select'), hide = function(e, clear){
                if(!$(e.target).parent().hasClass(TITLE) || clear){
                    $('.'+CLASS).removeClass(CLASS+'ed ' + CLASS+'up');
                    thatInput && initValue && thatInput.val(initValue);
                }
                thatInput = null;
            }

                ,events = function(reElem, disabled, isSearch){
                var select = $(this)
                    ,title = reElem.find('.' + TITLE)
                    ,input = title.find('input')
                    ,multiSelect = title.find(".multiSelect")
                    ,dl = reElem.find('dl:eq(0)')
                    ,dds = dl.find('div>dd').length==0 ? dl.find('dd') : dl.find('div>dd');

                that.hidePlaceholder(title,select);
                if(disabled) return;

                //展开下拉
                var showDown = function(){
                    var top = reElem.offset().top + reElem.outerHeight() + 5 - win.scrollTop()
                        ,dlHeight = dl.outerHeight();
                    $("body").find("."+CLASS).removeClass(CLASS+'ed');
                    reElem.addClass(CLASS+'ed');
                    dds.removeClass(HIDE);

                    //上下定位识别
                    if(top + dlHeight > win.height() && top >= dlHeight){
                        reElem.addClass(CLASS + 'up');
                    }
                }, hideDown = function(choose){
                    reElem.removeClass(CLASS+'ed ' + CLASS+'up');
                    input.blur();

                    if(choose) return;

                    notOption(input.val(), function(none){
                        if(none){
                            initValue = dl.find('.'+THIS).html();
                            input && input.val(initValue);
                        }
                    });
                };

                //点击标题区域
                title.on('click', function(e){
                    if(typeof select.attr('multiple') && typeof select.attr('multiple') === 'string') {
                        reElem.hasClass(CLASS + 'ed') ? hideDown(true): showDown();
                        dl.find(".layui-input").val("");
                        setTimeout(function () {  // 直接写focus，会失败。。
                            dl.find(".layui-input").focus();
                        },500)
                    }else{
                        reElem.hasClass(CLASS + 'ed') ? (
                            hideDown()
                        ) : (
                            hide(e, true),
                                showDown()
                        );
                        dl.find('.' + NONE).remove();
                    }
                    e.stopPropagation();
                    //选择完毕关闭下拉
                    $(document).not(title.find(".layui-anim")).off('click', hide).on('click', hide);
                });

                //点击箭头获取焦点
                title.find('.layui-edge').on('click', function(){
                    input.focus();
                });

                //键盘事件
                input.on('keyup', function(e){
                    var keyCode = e.keyCode;
                    //Tab键
                    if(keyCode === 9){
                        showDown();
                    }
                }).on('keydown', function(e){
                    var keyCode = e.keyCode;
                    //Tab键
                    if(keyCode === 9){
                        hideDown();
                    } else if(keyCode === 13){ //回车键
                        e.preventDefault();
                    }
                });

                //检测值是否不属于select项
                var notOption = function(value, callback, origin){
                    var num = 0;
                    var ignoreCase =  typeof(select.attr("lay-case"))=="undefined"; // 忽略大小写
                    layui.each(dds, function(){
                        var othis = $(this)
                            ,text = othis.text()
                            ,not = ignoreCase?text.toLowerCase().indexOf(value.toLowerCase()) === -1 : text.indexOf(value) === -1;
                        if(value === '' || (origin === 'blur') ? value !== text : not) num++;
                        origin === 'keyup' && othis[not ? 'addClass' : 'removeClass'](HIDE);
                    });
                    var none = num === dds.length;
                    return callback(none), none;
                };

                //搜索匹配
                var search = function(e){
                    var value = this.value, keyCode = e.keyCode;

                    if(keyCode === 9 || keyCode === 13
                        || keyCode === 37 || keyCode === 38
                        || keyCode === 39 || keyCode === 40
                    ){
                        return false;
                    }

                    notOption(value, function(none){
                        if(none){
                            dl.find('.'+NONE)[0] || dl.append('<p class="'+ NONE +'">无匹配项</p>');
                        } else {
                            dl.find('.'+NONE).remove();
                        }
                    }, 'keyup');

                    if(value === ''){
                        dl.find('.'+NONE).remove();
                    }
                };
                if(isSearch){
                    input.on('keyup', search).on('blur', function(e){
                        thatInput = input;
                        initValue = dl.find('.'+THIS).html();
                        setTimeout(function(){
                            notOption(input.val(), function(none){
                                if(none && !initValue){
                                    // input.val(''); //todo 不知道什么用处，影响到我的简化多选下拉框了
                                }
                            }, 'blur');
                        }, 200);
                    });
                }

                //多选删除
                title.delegate(".multiSelect a i","click",function(e){
                    var valueStr = select.val() || [];
                    var _this = $(this);
                    e.stopPropagation();
                    title.find("dd").each(function(){
                        if($(this).find("span").text() == _this.siblings("span").text()){
                            $(this).find("input").removeAttr("checked");
                            $(this).find(".layui-form-checkbox").removeClass("layui-form-checked");
                            valueStr.removeElem($(this).attr("lay-value"));
                            select.val(valueStr);
                            layui.event.call(this, MOD_NAME, 'select('+ select.attr('lay-filter') +')', {
                                elem: select[0]
                                ,value: valueStr
                                ,othis: reElem
                            });
                        }
                    });
                    $(this).parent("a").remove();
                    that.hidePlaceholder(title,select);
                });

                //选择
                var omit = typeof select.attr("lay-omit") === 'undefined'; // 简写为 已选择x条
                dds.on('click', function(event){
                    var othis = $(this), value = othis.attr('lay-value'),valueStr = select.val() || [];
                    var filter = select.attr('lay-filter'); //获取过滤器
                    if(typeof select.attr('multiple') && typeof select.attr('multiple') === 'string'){
                        if(othis.hasClass(DISABLED)) return false;
                        if(othis.find("input[type='checkbox']").is(':checked')){
                            if (omit) {
                                multiSelect.html(multiSelect.html() + "<a href='javascript:;'><span>"+othis.find("span").text()+"</span><i></i></a>");
                            } else {
                                input.eq(0).val("已选择"+othis.parent().find('[type=checkbox]:checked').length+"条");
                            }
                            valueStr.push(value);
                        }else{
                            if (omit) {
                                multiSelect.find("a").each(function(){
                                    if($(this).find("span").text() == othis.find("span").text()){
                                        $(this).remove();
                                        valueStr.removeElem(value);
                                    }
                                })
                            } else {
                                var num =othis.parent().find('[type=checkbox]:checked').length;
                                if (num == 0) {
                                    input.eq(0).val("");
                                } else {
                                    input.eq(0).val("已选择"+num+"条");
                                }
                                valueStr.removeElem(value);
                            }

                        }
                        select.val(valueStr).removeClass('layui-form-danger');
                        layui.event.call(this, MOD_NAME, 'select('+ filter +')', {
                            elem: select[0]
                            ,value: valueStr
                            ,othis: reElem
                        });
                        that.hidePlaceholder(title,select);
                    }else{
                        if(othis.hasClass(DISABLED)) return false;
                        if(othis.hasClass('layui-select-tips')){
                            input.val('');
                        } else {
                            input.val(othis.text());
                            othis.addClass(THIS);
                        }
                        othis.siblings().removeClass(THIS);
                        select.val(value).removeClass('layui-form-danger');
                        layui.event.call(this, MOD_NAME, 'select('+ filter +')', {
                            elem: select[0]
                            ,value: value
                            ,othis: reElem
                        });
                        hideDown(true);
                        return false;
                        reElem.find('dl>dt').on('click', function(e){
                            return false;
                        });
                    }
                });
                dl.on('click', function (e) {
                    if(typeof select.attr('multiple') && typeof select.attr('multiple') === 'string') {
                        e.stopPropagation(); // 阻止事件冒泡，使下拉框长显示
                    }
                })
            }

            selects.each(function(index, select){
                var othis = $(this)
                    ,hasRender = othis.next('.'+CLASS)
                    ,disabled = this.disabled
                    ,selected = $(select.options[select.selectedIndex]) //获取当前选中项
                    ,optionsFirst = select.options[0];
                if(typeof othis.attr('multiple') && typeof othis.attr('multiple') === 'string'){
                    var value = $(select).val()
                }else{
                    var value = select.value
                }
                var isSearchInput = typeof othis.attr('lay-search') != 'undefined';

                if(typeof othis.attr('lay-ignore') === 'string') return othis.show();

                var isSearch = typeof othis.attr('lay-search') === 'string'
                    ,isMultiple = typeof othis.attr('multiple') === 'string'
                    ,placeholder = optionsFirst ? (
                    optionsFirst.value ? TIPS : (optionsFirst.innerHTML || TIPS)
                ) : TIPS;

                //替代元素
                var inputValue =  !(typeof $(select).attr("lay-omit") === 'undefined')&&value!=null&&value.length>0 ? '已选择'+value.length+"条" : "";
                if(typeof othis.attr('multiple') && typeof othis.attr('multiple') === 'string') {
                    var reElem = $(['<div class="' + (isMultiple ? '' : 'layui-unselect ') + CLASS + (disabled ? ' layui-select-disabled' : '') + '">'
                        , '<div class="' + TITLE + '"><input type="text" class="layui-input" value="'+inputValue+'" placeholder="' + placeholder + '"><div class="layui-input multiSelect" >' + function(){
                            var aLists = [];
                            if(typeof $(select).attr("lay-omit")==='undefined' && value != null && value != undefined && value.length != 0){
                                for(var aList = 0;aList<value.length;aList++){
                                    if(value[aList]){
                                        var chooseText = '';
                                        $(select).find('option').each(function (i, ele) {
                                           if (typeof $(this).attr('value') == 'undefined') {
                                                if ($(this).text() == value[aList]) {
                                                    chooseText = $(this).text();
                                                    return false;
                                                }
                                           } else if ($(this).attr('value') == value[aList]) {
                                               chooseText = $(this).text();
                                               return false;
                                           }
                                        });
                                        aLists.push("<a href='javascript:;'><span>"+chooseText+"</span><i></i></a>")
                                    }
                                }
                            }
                            return aLists.join('');
                        }(othis.find('*')) + '<i class="layui-edge"></i></div>'
                        , '<dl class="layui-anim layui-anim-upbit' + (othis.find('optgroup')[0] ? ' layui-select-group' : '') + '" '+ (isSearchInput?'style="overflow-y: hidden;padding: 5px 0px 0px;"':'') +'>' + function (options) {
                            var arr = [];
                            layui.each(options, function (index, item) {
                                if (index === 0 && !item.value) {
                                    if (isSearchInput) {
                                        arr.push('<dd lay-value="" class="layui-select-tips" style="padding-right: 10px; margin-bottom: 5px;"><input class="layui-input" placeholder="关键字搜索"></dd>');
                                    } else {
                                        arr.push('<dd lay-value="" class="layui-select-tips">' + (item.innerHTML || TIPS) + '</dd>');
                                    }
                                }else {
                                    if (index ===1 && isSearchInput) {
                                        arr.push('<div  style="max-height: 247px; overflow-y: auto" >')
                                    }
                                    if(value != null && value != undefined && value.length != 0) {
                                        for (var checkedVal = 0; checkedVal < value.length; checkedVal++) {
                                            if (value[checkedVal] == item.value) {
                                                arr.push('<dd lay-value="' + item.value + '">' + '<input type="checkbox" ' + (item.disabled ? "disabled" : "") + ' checked lay-filter="searchChecked" title="' + item.innerHTML + '" lay-skin="primary"></dd>');
                                                return false;
                                            }
                                        }
                                    }
                                    arr.push('<dd lay-value="' + item.value + '">' + '<input type="checkbox" ' + (item.disabled ? "disabled" : "") + ' lay-filter="searchChecked" title="' + item.innerHTML + '" lay-skin="primary"></dd>');
                                }
                            });
                            arr.length === 0 && arr.push('<dd lay-value="" class="' + DISABLED + '">没有选项</dd>');
                            if (isSearchInput) {
                                arr.join("</div>");
                            }
                            return arr.join('');
                        }(othis.find('*')) + '</dl>'
                        , '</div>'].join(''));

                    hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender
                    othis.after(reElem);
                    events.call(this, reElem, disabled, isMultiple);
                }else{
                    var reElem = $(['<div class="' + (isSearch ? '' : 'layui-unselect ') + CLASS + (disabled ? ' layui-select-disabled' : '') + '">'
                        , '<div class="' + TITLE + '"><input type="text" placeholder="' + placeholder + '" value="' + (value ? selected.html() : '') + '" ' + (isSearch ? '' : 'readonly') + ' class="layui-input' + (isSearch ? '' : ' layui-unselect') + (disabled ? (' ' + DISABLED) : '') + '">'
                        , '<i class="layui-edge"></i></div>'
                        , '<dl class="layui-anim layui-anim-upbit' + (othis.find('optgroup')[0] ? ' layui-select-group' : '') + '">' + function (options) {
                            var arr = [];
                            layui.each(options, function (index, item) {
                                if (index === 0 && !item.value) {
                                    arr.push('<dd lay-value="" class="layui-select-tips">' + (item.innerHTML || TIPS) + '</dd>');
                                } else if (item.tagName.toLowerCase() === 'optgroup') {
                                    arr.push('<dt>' + item.label + '</dt>');
                                } else {
                                    arr.push('<dd lay-value="' + item.value + '" class="' + (value === item.value ? THIS : '') + (item.disabled ? (' ' + DISABLED) : '') + '">' + item.innerHTML + '</dd>');
                                }
                            });
                            arr.length === 0 && arr.push('<dd lay-value="" class="' + DISABLED + '">没有选项</dd>');
                            return arr.join('');
                        }(othis.find('*')) + '</dl>'
                        , '</div>'].join(''));

                    hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender
                    othis.after(reElem);
                    events.call(this, reElem, disabled, isSearch);
                }
            });
        }
      //复选框/开关
      ,checkbox: function(){
        var CLASS = {
          checkbox: ['layui-form-checkbox', 'layui-form-checked', 'checkbox']
          ,_switch: ['layui-form-switch', 'layui-form-onswitch', 'switch']
        }
        ,checks = elemForm.find('input[type=checkbox]')
        
        ,events = function(reElem, RE_CLASS){
          var check = $(this);
          
          //勾选
          reElem.on('click', function(){
            var filter = check.attr('lay-filter') //获取过滤器
            ,text = (check.attr('lay-text')||'').split('|');

            if(check[0].disabled) return;
            
            check[0].checked ? (
              check[0].checked = false
              ,reElem.removeClass(RE_CLASS[1]).find('em').text(text[1])
            ) : (
              check[0].checked = true
              ,reElem.addClass(RE_CLASS[1]).find('em').text(text[0])
            );
            
            layui.event.call(check[0], MOD_NAME, RE_CLASS[2]+'('+ filter +')', {
              elem: check[0]
              ,value: check[0].value
              ,othis: reElem
            });
          });
        }
        
        checks.each(function(index, check){
          var othis = $(this), skin = othis.attr('lay-skin')
          ,text = (othis.attr('lay-text') || '').split('|'), disabled = this.disabled;
          if(skin === 'switch') skin = '_'+skin;
          var RE_CLASS = CLASS[skin] || CLASS.checkbox;
          
          if(typeof othis.attr('lay-ignore') === 'string') return othis.show();
          
          //替代元素
          var hasRender = othis.next('.' + RE_CLASS[0])
          ,reElem = $(['<div class="layui-unselect '+ RE_CLASS[0]
            ,(check.checked ? (' '+ RE_CLASS[1]) : '') //选中状态
            ,(disabled ? ' layui-checkbox-disbaled '+ DISABLED : '') //禁用状态
            ,'"'
            ,(skin ? ' lay-skin="'+ skin +'"' : '') //风格
          ,'>'
          ,function(){ //不同风格的内容
            var title = check.title.replace(/\s/g, '')
            ,type = {
              //复选框
              checkbox: [
                (title ? ('<span>'+ check.title +'</span>') : '')
                ,'<i class="layui-icon layui-icon-ok"></i>'
              ].join('')
              
              //开关
              ,_switch: '<em>'+ ((check.checked ? text[0] : text[1]) || '') +'</em><i></i>'
            };
            return type[skin] || type['checkbox'];
          }()
          ,'</div>'].join(''));

          hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender
          othis.after(reElem);
          events.call(this, reElem, RE_CLASS);
        });
      }
      //单选框
      ,radio: function(){
        var CLASS = 'layui-form-radio', ICON = ['&#xe643;', '&#xe63f;']
        ,radios = elemForm.find('input[type=radio]')
        
        ,events = function(reElem){
          var radio = $(this), ANIM = 'layui-anim-scaleSpring';
          
          reElem.on('click', function(){
            var name = radio[0].name, forms = radio.parents(ELEM);
            var filter = radio.attr('lay-filter'); //获取过滤器
            var sameRadio = forms.find('input[name='+ name.replace(/(\.|#|\[|\])/g, '\\$1') +']'); //找到相同name的兄弟
            
            if(radio[0].disabled) return;
            
            layui.each(sameRadio, function(){
              var next = $(this).next('.'+CLASS);
              this.checked = false;
              next.removeClass(CLASS+'ed');
              next.find('.layui-icon').removeClass(ANIM).html(ICON[1]);
            });
            
            radio[0].checked = true;
            reElem.addClass(CLASS+'ed');
            reElem.find('.layui-icon').addClass(ANIM).html(ICON[0]);
            
            layui.event.call(radio[0], MOD_NAME, 'radio('+ filter +')', {
              elem: radio[0]
              ,value: radio[0].value
              ,othis: reElem
            });
          });
        };
        
        radios.each(function(index, radio){
          var othis = $(this), hasRender = othis.next('.' + CLASS), disabled = this.disabled;
          
          if(typeof othis.attr('lay-ignore') === 'string') return othis.show();
          hasRender[0] && hasRender.remove(); //如果已经渲染，则Rerender
          
          //替代元素
          var reElem = $(['<div class="layui-unselect '+ CLASS 
            ,(radio.checked ? (' '+CLASS+'ed') : '') //选中状态
          ,(disabled ? ' layui-radio-disbaled '+DISABLED : '') +'">' //禁用状态
          ,'<i class="layui-anim layui-icon">'+ ICON[radio.checked ? 0 : 1] +'</i>'
          ,'<div>'+ function(){
            var title = radio.title || '';
            if(typeof othis.next().attr('lay-radio') === 'string'){
              title = othis.next().html();
              othis.next().remove();
            }
            return title
          }() +'</div>'
          ,'</div>'].join(''));

          othis.after(reElem);
          events.call(this, reElem);
        });
      }
    };
    type ? (
      items[type] ? items[type]() : hint.error('不支持的'+ type + '表单渲染')
    ) : layui.each(items, function(index, item){
      item();
    });
    return that;
  };
  
  //表单提交校验
  var submit = function(){
    var button = $(this), verify = form.config.verify, stop = null
    ,DANGER = 'layui-form-danger', field = {} ,elem = button.parents(ELEM)
    
    ,verifyElem = elem.find('*[lay-verify]') //获取需要校验的元素
    ,formElem = button.parents('form')[0] //获取当前所在的form元素，如果存在的话
    ,fieldElem = elem.find('input,select,textarea') //获取所有表单域
    ,filter = button.attr('lay-filter'); //获取过滤器
   
    
    //开始校验
    layui.each(verifyElem, function(_, item){
      var othis = $(this)
      ,vers = othis.attr('lay-verify').split('|')
      ,verType = othis.attr('lay-verType') //提示方式
      ,value = othis.val();
      
      othis.removeClass(DANGER);
      layui.each(vers, function(_, thisVer){
        var isTrue //是否命中校验
        ,errorText = '' //错误提示文本
        ,isFn = typeof verify[thisVer] === 'function';
        
        //匹配验证规则
        if(verify[thisVer]){
          var isTrue = isFn ? errorText = verify[thisVer](value, item) : !verify[thisVer][0].test(value);
          errorText = errorText || verify[thisVer][1];
          
          //如果是必填项或者非空命中校验，则阻止提交，弹出提示
          if(isTrue){
            //提示层风格
            if(verType === 'tips'){
              layer.tips(errorText, function(){
                if(typeof othis.attr('lay-ignore') !== 'string'){
                  if(item.tagName.toLowerCase() === 'select' || /^checkbox|radio$/.test(item.type)){
                    return othis.next();
                  }
                }
                return othis;
              }(), {tips: 1});
            } else if(verType === 'alert') {
              layer.alert(errorText, {title: '提示', shadeClose: true});
            } else {
              layer.msg(errorText, {icon: 5, shift: 6});
            }
            if(!device.android && !device.ios) item.focus(); //非移动设备自动定位焦点
            othis.addClass(DANGER);
            return stop = true;
          }
        }
      });
      if(stop) return stop;
    });
    
    if(stop) return false;
    
    var nameIndex = {}; //数组 name 索引
    layui.each(fieldElem, function(_, item){
      item.name = (item.name || '').replace(/^\s*|\s*&/, '');
      
      if(!item.name) return;
      
      //用于支持数组 name
      if(/^.*\[\]$/.test(item.name)){
        var key = item.name.match(/^(.*)\[\]$/g)[0];
        nameIndex[key] = nameIndex[key] | 0;
        item.name = item.name.replace(/^(.*)\[\]$/, '$1['+ (nameIndex[key]++) +']');
      }
      
      if(/^checkbox|radio$/.test(item.type) && !item.checked) return;      
      field[item.name] = item.value;
    });
 
    //获取字段
    return layui.event.call(this, MOD_NAME, 'submit('+ filter +')', {
      elem: this
      ,form: formElem
      ,field: field
    });
  };

  //自动完成渲染
  var form = new Form()
  ,$dom = $(document),win  = $(window);
  //$win = $(window);
  
  form.render();
  
  //表单reset重置渲染
  $dom.on('reset', ELEM, function(){
    var filter = $(this).attr('lay-filter');
    setTimeout(function(){
      form.render(null, filter);
    }, 50);
  });
  
  //表单提交事件
  $dom.on('submit', ELEM, submit)
  .on('click', '*[lay-submit]', submit);
  
  exports(MOD_NAME, form);
});

 
